{"id":1599,"date":"2021-04-06T22:14:29","date_gmt":"2021-04-06T21:14:29","guid":{"rendered":"https:\/\/ssntb.org\/mirozaric\/?p=1599"},"modified":"2021-04-06T22:14:29","modified_gmt":"2021-04-06T21:14:29","slug":"ipx-spx","status":"publish","type":"post","link":"https:\/\/ssntb.org\/mirozaric\/2021\/04\/06\/ipx-spx\/","title":{"rendered":"IPX\/SPX"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>IPX\/SPX<\/strong> (<em>Internetwork Packed Exchange\/Sequenced Packet Exchange<\/em>) je skup mre\u017enih protokola koji je razvio Novell za upotrebu u mre\u017eama pod mre\u017enim operativnim sistemom Novell NetWare. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Skup protokola IPX\/SPX sa\u010dinjava vi\u0161e protokola, koji upravljaju razli\u010ditim zadu\u017eenjima potrebnim za mre\u017enu komunikaciju i na predajnom i na prijemnom \u010dvoru. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPX\/SPX \u010dine dva dijela: <strong>nekonekcioni <\/strong>(<em>connectioniess<\/em>) i <strong>konekcioni<\/strong> (<em>connection based<\/em>).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"826\" height=\"475\" src=\"https:\/\/ssntb.org\/mirozaric\/wp-content\/uploads\/2021\/04\/image-25.png\" alt=\"\" class=\"wp-image-1600\" srcset=\"https:\/\/ssntb.org\/mirozaric\/wp-content\/uploads\/2021\/04\/image-25.png 826w, https:\/\/ssntb.org\/mirozaric\/wp-content\/uploads\/2021\/04\/image-25-300x173.png 300w, https:\/\/ssntb.org\/mirozaric\/wp-content\/uploads\/2021\/04\/image-25-768x442.png 768w\" sizes=\"auto, (max-width: 826px) 100vw, 826px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">SPX je konekciono orjentisan protokol koji zahtijeva \u010dvor da bi vratio potvrdu kada paket stigne ili ponovno slanje paketa ako se desila gre\u0161ka. Ovaj metod obezbje\u0111uje pouzdanost, ali slanje potvrda usporava prenos. IPX je druga vrsta protokola koji ne zahtijeva potvrdu. Kada se poruka \u0161alje svim \u010dvorovima uobi\u010dajeno je da se ne tra\u017ei potvrda da se vrati jer to nepotrebno pove\u0107ava saobra\u0107aj. Zbog toga su ovi protokoli br\u017ei. Postoje dva tipa adresnog \u0161emiranja. Fizi\u010dko adresiranje se zasniva na MAC adresi ugra\u0111enoj u svaki NIC, koja ne mo\u017ee da se mijenja. Logi\u010dko adresiranje se zasniva na adresi koja je dodijeljena ili konfigurisana i mo\u017ee biti mijenjana. Naravno, u krajnjoj liniji logi\u010dka adresa se mora translirati u MAC adresu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U IPX\/SPX svaki mre\u017eni segment mora imati logi\u010dku adresu koja ga identifikuje. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U NetWare operativnom sistemu server je fokusna ta\u010dka i mre\u017ena adresa je dodijeljena serveru. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPX mre\u017ena adresa je jedinstveni heksadecimalni broj od osam cifara. Mo\u017ee se osigurati da IPX adresa bude jedinstvena tako \u0161to \u0107e se registrovati kod Novel-a. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Socket identifier <\/em>(priklju\u010dni identifikator) je jedinstveni broj pridru\u017een adresi servera da identifikuje svaki servis ili proces koji se izvr\u0161ava na serveru.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Svaki klijent i ure\u0111aj na IPX mre\u017ei mora biti identifikovan jedinstvenim 12 cifarskim brojem, poznatim kao <em>station address <\/em>(adresa stanice). Za ovo se mo\u017ee koristiti MAC adresa. Da bi komunicirao na mre\u017ei ure\u0111aj koristi adresu kreiranu kombinovanjem IPX mre\u017ene i IPX adrese stanice odvojenim znakom \u201e ; \u201c. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>NCP<\/strong> &#8211; <em>Netware Core Protokol<\/em> upravlja mre\u017enim funkcijama u slojevima aplikacije, prezentacije i sesije. Zadu\u017een je za obezbje\u0111ivanje veze izme\u0111u ra\u010dunara klijenata i ra\u010dunara servera. Upravlja formiranjem paketa kada ra\u010dunar na mre\u017ei pokrene proces slanja podatak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SAP<\/strong> &#8211; <em>Service Advertising Protocol <\/em>koriste NetWare serveri da po\u0161alju na mre\u017eu adrese servera datoteka i servere za \u0161tampanje. Tako ra\u010dunari klijenti koji rade pod sistemom Novell NetWare znaju kako da prona\u0111u mre\u017ene resurse. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SPX<\/strong> &#8211; <em>Sequenced Packed Exchange <\/em>je protokol sa direktnom vezom koji radi u transportnom sloju modela OSI. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>IPX<\/strong> &#8211; <em>Internetwork Packet Exchange <\/em>je protokol bez direktne veze koji upravlja adresiranjem \u010dvorova na IPX\/SPX mre\u017ei. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RIP<\/strong> &#8211; <em>Routing Information Protocol <\/em>je zadu\u017een za usmjeravanje IPX\/SPX paketa na mre\u017ei. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPX\/SPX je bio popularan mre\u017eni protokol vi\u0161e godina, me\u0111utim sa napretkom Internet-a, istisnut je od strane TCP\/IP-a.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IPX\/SPX (Internetwork Packed Exchange\/Sequenced Packet Exchange) je skup mre\u017enih protokola koji je razvio Novell za upotrebu u mre\u017eama pod mre\u017enim operativnim sistemom Novell NetWare. Skup protokola IPX\/SPX sa\u010dinjava vi\u0161e protokola, koji upravljaju razli\u010ditim zadu\u017eenjima potrebnim za mre\u017enu komunikaciju i na predajnom i na prijemnom \u010dvoru. IPX\/SPX \u010dine dva dijela: nekonekcioni (connectioniess) i konekcioni (connection based).&hellip; <br \/> <a class=\"button small blue\" href=\"https:\/\/ssntb.org\/mirozaric\/2021\/04\/06\/ipx-spx\/\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-1599","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/posts\/1599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/comments?post=1599"}],"version-history":[{"count":1,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/posts\/1599\/revisions"}],"predecessor-version":[{"id":1601,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/posts\/1599\/revisions\/1601"}],"wp:attachment":[{"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/media?parent=1599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/categories?post=1599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ssntb.org\/mirozaric\/wp-json\/wp\/v2\/tags?post=1599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}